Q: Is 490,140 a Prime Number?
A: No, 490,140 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 490140 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 180 210 252 315 389 420 630 778 1,167 1,260 1,556 1,945 2,334 2,723 3,501 3,890 4,668 5,446 5,835 7,002 7,780 8,169 10,892 11,670 13,615 14,004 16,338 17,505 23,340 24,507 27,230 32,676 35,010 40,845 49,014 54,460 70,020 81,690 98,028 122,535 163,380 245,070 and 490,140, with no remainder.
Since 490,140 cannot be divided by just 1 and 490,140, it is not a prime number.